Home / 36,666.81-54,973.29-11,692.50

Finding the Fourth Proportional to 36,666.81, 54,973.29 and 11,692.50

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Solution

The fourth proportional to 36,666.81, 54,973.29 and 11,692.50 is: 17,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,666.81 : 54,973.29 = 11,692.50 : x
  2. Step 2: Convert to fraction form
    36,666.81/54,973.29 = 11,692.50/x
  3. Step 3: Cross multiply
    36,666.81x = 54,973.29 × 11,692.50
  4. Step 4: Simplify right side
    36,666.81x = 642,775,193.33
  5. Step 5: Solve for x
    x = 642,775,193.33/36,666.81
  6. Step 6: Final answer
    x = 17,530.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.